Home / 313,254.48-432,280.22-170,011.65

Finding the Fourth Proportional to 313,254.48, 432,280.22 and 170,011.65

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Solution

The fourth proportional to 313,254.48, 432,280.22 and 170,011.65 is: 234,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,254.48 : 432,280.22 = 170,011.65 : x
  2. Step 2: Convert to fraction form
    313,254.48/432,280.22 = 170,011.65/x
  3. Step 3: Cross multiply
    313,254.48x = 432,280.22 × 170,011.65
  4. Step 4: Simplify right side
    313,254.48x = 73,492,672,614.50
  5. Step 5: Solve for x
    x = 73,492,672,614.50/313,254.48
  6. Step 6: Final answer
    x = 234,610.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.